JPS6439174U - - Google Patents
Info
- Publication number
- JPS6439174U JPS6439174U JP13457087U JP13457087U JPS6439174U JP S6439174 U JPS6439174 U JP S6439174U JP 13457087 U JP13457087 U JP 13457087U JP 13457087 U JP13457087 U JP 13457087U JP S6439174 U JPS6439174 U JP S6439174U
- Authority
- JP
- Japan
- Prior art keywords
- wheel steering
- steering angle
- rear wheel
- phase
- vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本考案の一実施例を示す全体構成図、
第２図は制御ブロツク図、第３図は第１、第２定
性の特性図、第４図は一次遅れ時定数の特性図、
第５図は同相比例分および逆相一次遅れ分の特性
図、第６図は本考案の作用を示す前後輪舵角のタ
イミングチヤート図、第７図は本考案の効果を示
す車両後部の軌跡図、第８図は従来の４輪操舵車
発進時の状態を示す車両後部の軌跡図である。
Ｃ……車両後部の張り出し量、８……後輪操舵
アクチユエータ、９……前輪舵角センサ、１０…
…後輪舵角センサ、１１……車速センサ、１４…
…制御ユニツト。
FIG. 1 is an overall configuration diagram showing an embodiment of the present invention;
Fig. 2 is a control block diagram, Fig. 3 is a characteristic diagram of the first and second constants, Fig. 4 is a characteristic diagram of the first-order lag time constant,
Fig. 5 is a characteristic diagram of the in-phase proportional component and the out-of-phase primary delay component, Fig. 6 is a timing chart of front and rear wheel steering angles showing the effect of the present invention, and Fig. 7 is a trajectory of the rear of the vehicle showing the effect of the present invention. 8 are trajectory diagrams of the rear part of a conventional four-wheel steering vehicle showing a state when the vehicle starts. C... Amount of overhang at the rear of the vehicle, 8... Rear wheel steering actuator, 9... Front wheel steering angle sensor, 10...
...Rear wheel steering angle sensor, 11...Vehicle speed sensor, 14...
...control unit.
Claims (1)
操舵車において、車速センサ、前輪舵角センサ、
後輪舵角センサ、エンジンスタート検出手段、後
輪転舵用アクチユエータを設け、発進転舵時に後
輪の舵角を同相比例分と逆相１次遅れ分との和に
より制御する制御手段を設けたことを特徴とする
車両の後輪舵角制御装置。 In a four-wheel steering vehicle that can steer the rear wheels in the same phase and opposite phase as the front wheels, a vehicle speed sensor, a front wheel steering angle sensor,
A rear wheel steering angle sensor, an engine start detection means, and a rear wheel steering actuator are provided, and a control means is provided to control the rear wheel steering angle by the sum of an in-phase proportional portion and an anti-phase first-order lag portion when starting and turning. A rear wheel steering angle control device for a vehicle, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987134570U JPH0541111Y2 (en) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987134570U JPH0541111Y2 (en) | 1987-09-04 | 1987-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6439174U true JPS6439174U (en) | 1989-03-08 |
| JPH0541111Y2 JPH0541111Y2 (en) | 1993-10-18 |
Family
ID=31393447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987134570U Expired - Lifetime JPH0541111Y2 (en) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0541111Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56167562A (en) * | 1980-05-29 | 1981-12-23 | Honda Motor Co Ltd | Steering device for car |
| JPS6175057A (en) * | 1984-09-20 | 1986-04-17 | Nissan Motor Co Ltd | Rear wheel steering controller for four wheel steering car |
-
1987
- 1987-09-04 JP JP1987134570U patent/JPH0541111Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56167562A (en) * | 1980-05-29 | 1981-12-23 | Honda Motor Co Ltd | Steering device for car |
| JPS6175057A (en) * | 1984-09-20 | 1986-04-17 | Nissan Motor Co Ltd | Rear wheel steering controller for four wheel steering car |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0541111Y2 (en) | 1993-10-18 |